Is there a way to copy lighting to multiple scenes?
If you want to have objects linked from a scene to another, select your object and go in the header menu &gt; Object &gt; Make Links &gt; Objects To Scene, and choose the destination scene:

Any change on the object on a scene will be replicated on the same object on the other scene. If you ever want the objects to be unlinked, go in the header menu &gt; Object &gt; Relations &gt; Make Single User &gt; Object &amp; Data &amp; Materials: